352232145 has 48 divisors (see below), whose sum is σ = 638269632. Its totient is φ = 186338880.

The previous prime is 352232131. The next prime is 352232149. The reversal of 352232145 is 541232253.

It is a happy number.

It is not a de Polignac number, because 352232145 - 2⁷ = 352232017 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (352232149) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 158059 + ... + 160271.

It is an arithmetic number, because the mean of its divisors is an integer number (13297284).

Almost surely, 2^352232145 is an apocalyptic number.

It is an amenable number.

352232145 is a deficient number, since it is larger than the sum of its proper divisors (286037487).

352232145 is a wasteful number, since it uses less digits than its factorization.

352232145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2364 (or 2352 counting only the distinct ones).

The product of its digits is 7200, while the sum is 27.

The square root of 352232145 is about 18767.8487046331. The cubic root of 352232145 is about 706.2248512725.

Adding to 352232145 its reverse (541232253), we get a palindrome (893464398).

The spelling of 352232145 in words is "three hundred fifty-two million, two hundred thirty-two thousand, one hundred forty-five".